======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '122'
                                          'artist'  'Rob Steady'
                                     'text_people'  ''
                                         'release'  'Shirley & Spinoza'
                                           'title'  'Believe in Gravity'
                                           'quals'  ("['Q-HAP-3', 'Q-OLDST-3', 'Q-JZFKS-1', 'Q-UNU-2', 'Q-HHRNBTT-1', "
 "'Q-LOCALNESS-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-1', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['glitch', 'idm', 'electronic', 'factory', 'experimental']"
                                     'discogstags'  "['electronic', 'idm', 'downtempo', 'hip hop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '13'
                                      'tracktotal'  ''
                                            'date'  '2010'
                                        'comments'  ''
                                           'genre'  'set-pl-shirleyspinoza;set-pl-mor'
                                             'bpm'  '86.585'
                                             'key'  '5B'
                                        'acoustid'  ''
rest: ''

======================== rawer (from filesystem) ========================

'TALB' (Album/Movie/Show title)                     'Shirley & Spinoza'
'TBPM' (BPM (beats per minute))                     '86.585'
'TCON' (Content type, a.k.a. Genre)                 ['set-pl-shirleyspinoza', 'set-pl-shirleyspinoza', 'set-pl-mor']
'TCOP' (Copyright message)                          ('Attribution-Noncommercial-Share Alike 3.0 United States: '
 'http://creativecommons.org/licenses/by-nc-sa/3.0/us/')
'TDRC' (Recording time)                             '2010'
'TIT2' (Title/songname/content description)         'Believe in Gravity'
'TKEY' (Initial key)                                '5B'
'TPE1' (Lead performer(s)/Soloist(s))               'Rob Steady'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '13'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:discogstags'                                  ['electronic', 'idm', 'downtempo', 'hip hop']
'TXXX:lastfmtags'                                   ['glitch', 'idm', 'electronic', 'factory', 'experimental']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+2.54 dB'
'TXXX:replaygain_track_peak'                        '0.731547'

========================== row from database ==========================
                                              'id'  948999
                                            'path'  /data/Music/Bulk/sns/Rob_Steady_-_13_-_Believe_in_Gravity.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  122
                                           'genre'  set-pl-shirleyspinoza;set-pl-mor
                                        'filesize'  2933709
                                           'mtime'  1647277543
                                   'redo_metaread'  0
                                        'rest_str'   sns Rob_Steady_ _13_ _Believe_in_Gravity set pl shirleyspinoza;set pl mor
                                      'tag_artist'  Rob Steady
                                     'tag_release'  Shirley & Spinoza
                                       'tag_title'  Believe in Gravity
                                             'bpm'  86.585
                                    'search_title'  'believe':1 'gravity':3 'in':2
                                   'search_artist'  'rob':1 'steady':2
                                  'search_release'  'shirley':1 'spinoza':2
                                     'search_rest'  '13':4 'believe':5 'gravity':7 'in':6 'mor':14 'pl':9 'rob':2 'set':8,11,13 'shirleyspinoza':10,12 'sns':1 'steady':3
                                    'search_combo'  '13':11 'believe':1A,12 'gravity':3A,14 'in':2A,13 'mor':21 'pl':16 'rob':4B,9 'set':15,18,20 'shirley':6C 'shirleyspinoza':17,19 'sns':8 'spinoza':7C 'steady':5B,10
                                    'tag_tracknum'  13
                                      'num_images'  0
                                             'key'  5B
                                           'quals'  ['Q-HAP-3', 'Q-OLDST-3', 'Q-JZFKS-1', 'Q-UNU-2', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', 'q-chart-1', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-1', 'q-mixbeat-1']
                                      'lastfmtags'  ['glitch', 'idm', 'electronic', 'factory', 'experimental']
                                        'tag_date'  2010
                                     'discogstags'  ['electronic', 'idm', 'downtempo', 'hip hop']

============================== file details ==============================
                                           'mtime'  1647277543.0946567  (2022-03-14 18:05:43)
                             'size'  2933709